Search - Науковий вісник НГУ

21. Assessment of geotechnical properties of Draa El Mizane highway tunnel (Algeria): (Content №6 2020); ... Risk of shear failure and extensional failure around over-stressed excavations in brittle rock. Journal of Rock Mechanics and Geotechnical Engineering, 9(2), 210-225. https://doi.org/10.1016/j.jrmge.2016.11.004. ...; Created on 22 December 2020
22. Formation of metallurgical enterprise sustainable development portfolio using the method of analyzing hierarchies: (Contens №2 2020); ... 4. Hvesik, M. A. (2019). Environmental Economics: Development Vectors. Kyiv: PI IEESD of the NAS of Ukraine. 5. Kuzminov, A., Korostieva, N., & Filippov, S. (2016). The Extension Model of Sustainable Management of Industrial Enterprises. Journal Of Economic Regulation, 7(3), 65-77. https://doi.org/10.17835/2078-5429.2016.7.3.065-077. ...; Created on 10 May 2020
23. The use of deforming broaching for enhancing the efficiency of cutter chisels: (Contens №2 2020); ... Originality. It was determined that the range of angles of inclination of generatrix of the working cone of the deforming element and the roll-treading lip of the insert, which are necessary for efficient machining and pressing in crowns of cutters, is 4–16°. It was proven that the “solid alloy-steel” press couplings for cutter chisels will have the maximum bearing capacity at total tension a/d0 ≤ 3 %. It was found that it is necessary to foresee the following distribution of tensions: to perform 2 % of deformation by preliminary deforming broaching, and 1 % ‒ by pressing in an insert ...; Created on 10 May 2020
24. Leveling of pressure flow of radial ventilator in mine ventilation system: (Contens №6 2019); ... of the system. It is established that the most effective equalization of the output stream occurs in the “relatively long” diffuser extension, which is located directly after the fan and in the same diffuser ...; Created on 23 December 2019
25. The development of technological solutions on mining and processing brown coal to improve its quality: (Contens №6 2019); ... Findings. A reasonable technological scheme for developing an open brown coal deposit of Ukraine was proposed. Justified planned parameters of mining brown coal with extension of productivity of the ...; Created on 23 December 2019
26. Fit selection and life forecasting of work of movable joints of hydraulic props of powered supports: (Geotechnical and mining mechanical engineering, machine building); ... of working cylinder of hydraulic Legs depending on their extension. In IOP Conference Series: Materials Science and Engineering (pp.1-7). DOI:10.1088/1757-899X/91/1/012087. 12. Zia, U.A., & ...; Created on 16 June 2019
27. Restoration of urban underground workings using secondary polymer composites: (Environmental safety, labour protection); ... 5, pp. 33‒36. 3.Starkova, O. V., ed., 2017. Methodological bases of extension of operational life of underground engineering networks. Kharkiv: Raritety Ukrainy. 4.Garmash, A., Bondarenko, D., ...; Created on 04 March 2019
28. Evaluating the risks of occupational respiratory diseases of coal mine workers: (Environmental safety, labour protection); ... (arterial hypertension and ischemic heart disease) of miners of Ukrainian coal mines. Journal of the Nаtional Academy of Medical Sciences of Ukraine [online], 17(4), pp. 381‒397. Available at: <http://opb.org.ua/id/eprint/74> ...; Created on 26 December 2018
29. Contents 05 2018: (Contents №5 2018); ... Analysis and Administration 122 M.Kuzmenko, М.Rybalchenko, O.Boyko, D.Beshta.Active control system of mill products tension at the outlet of roughing ...; Created on 08 November 2018
30. Active control system of mill products tension at the outlet of roughing train in continuous light-section mill: (Information technologies, systems analysis and administration); ... for solving the problem of control of interstand forces in a roughing train is based on the estimation of the change in the controller output of deflection/loop tension of the rolled product, which will ...; Created on 29 October 2018
31. Ecological safety performance in the Кremenchuk industrial region under action of induced earthquakes: (Environmental safety, labour protection); ... as a hazardous anthropogenic factor while performing mining works in high-tension arrays. Geoecology, engineering geology, geohydrology, cryopedology, 5, pp. 425‒433. 9. Gorova, A., Pavlychenko, ...; Created on 29 October 2018
32. Regime-parametric optimization of a mine winder deceleration: (Geotechnical and mining mechanical engineering, machine building); ... F. and Shengli, Z., 2016. The Influence to Mine Hoisting Steel Wire Rope Tension and Deformation from Velocity and Acceleration. International Conference on Manufacturing Science and Information Engineering, ...; Created on 29 October 2018
33. Risk-forming dynamic processes in units of mine hoists of vertical shafts: (Geotechnical and mining mechanical engineering, machine building); ... in a vessel; tension imbalance of head ropes of multi-rope hoists; uneven wear of guides and buntons of reinforcement combined with local curvatures of guide profiles and disturbances in parameters of ...; Created on 29 October 2018
34. Optimization of parameters of overworked mining gallery support while carrying out long-wall face workings: (Mining); ... Nemcik, J., Aziz, N., Mirza, A. and Rasekh, H., 2015. Modelling of Rebar and Cable Bolt Behaviour in Tension/Shear. In: 15th Coal Operators' Conference, pp. 175–181 [pdf]. Available at: http://ro.uow.edu.au/cgi/viewcontent.cgi?article=2223&context=coal ...; Created on 11 January 2018
35. Elaboration of reinforced cement material for cementing of deviated wells: (Mining); ... of cement stone for its life increase due to the tensions that appeals in a well during its exploration, Geologiya, geofizika i razrabotka neftyanykh mestorozhdeniy, 9, pp. 52–54. 7. Samsikin, A. V., ...; Created on 11 January 2018
36. Dynamic model of interaction of mechanisms on the section between the roll mill stand and the coiler in the process of wire winding by Garrett reel: (Electrical Complexes and Systems); ... which provides an increase in the tension stability of long products when winding on Garrett-type coiling machines at the output mill-coiler section at a level that does not lead to the extension of the ...; Created on 06 September 2017
37. Social and environmental responsibility strategies of business: (Economy and management); ... of environmental management system implementation? Journal of Business Ethics, 114(3), pp. 443‒456. 7. Hahn, T., Jonatan Pinkse, J., Preuss, L. and Figge, F., 2014. Tensions In Corporate Sustainability: ...; Created on 24 July 2017
38. Dynamic and kinematic synthesis of the contour gear hobbing’s system: (Geotechnical and mining mechanical engineering, machine building); ... the nature (geometry) of the interaction, tension, damping and disturbance of technological system (self-adjustment – tool – component part). The directions to increase astatism of system were determined. ...; Created on 24 July 2017
39. Ergonomic provision of modernizing management processes of metallurgical production in Ukraine and China: (Economy and management); ... which define the tension in rolling-mill operators’ activity, were exposed. Certain recommendations on modernization of the existing technology and labor organization were formulated. Originality. ...; Created on 16 March 2017
40. Tectonophysical aspects of the development of geological structure of the western closure of the Horlivka anticline of the Donbаs: (Geology); ... NW–SE maximum (σ3) and NE–SW minimum (σ1) principal axes, and apparently originated in Laramide time of Alpine orogeny is strike-slip faulting type and the youngest for the Donets Basin. Extension axis ...; Created on 19 January 2017

Науковий вісник НГУ

Archive

Most read

NEW ON THE SITE

Visitors

Guest Book

Registration data

Contacts